MM

Masahito Matsumoto

SC Sumitomo Chemical: 64 patents #8 of 4,033Top 1%
JF Juntendo Educational Foundation: 4 patents #1 of 49Top 3%
KH Kabushiki Kaisha Hosokawaseisakusho: 3 patents #3 of 9Top 35%
NC Nissen Chemitec: 3 patents #1 of 19Top 6%
RF Research Development Foundation: 1 patents #152 of 362Top 45%
TC Takashimaya Nippatsu Kogyo Co.: 1 patents #10 of 40Top 25%
Overall (All Time): #30,056 of 4,157,543Top 1%
69
Patents All Time

Issued Patents All Time

Showing 26–50 of 69 patents

Patent #TitleCo-InventorsDate
5849466 Thermoplastic resin molded product Takeo Kitayama, Kiyoshi Ogura, Masahiro Shinohata 1998-12-15
5843568 Fiber-reinforced article and a method for producing the same Syohei Masui, Satoru Funkakoshi 1998-12-01
5830402 Process for producing multilayer molded articles Hiroyuki Harada, Kenichi Higashi, Nobuhiro Usui 1998-11-03
5820813 Method for producing multilayer molded article Takahisa Hara, Nobuhiro Usui, Takeo Kitayama, Shigeyoshi Matubara 1998-10-13
5795510 Method of press-molding thermoplastic resins Masaaki Tsutsubuchi, Takeo Kitayama, Yukito Nakamura, Yoshiaki Togawa 1998-08-18
5795526 Process for producing multilayer molded article Nobuhiro Usui, Seiji Terashima 1998-08-18
5783132 Process for producing a fiber-reinforced thermoplastic resin molded article Takeo Kitayama, Satoru Funakoshi 1998-07-21
5783133 Method for making a multilayer molded article Takahisa Hara, Tadayuki Oda, Hiromu Fujita, Yuji Kamiji, Hiromasa Nakatsuka 1998-07-21
5770134 Manufacturing method for multi-layer molded-product consisting of a base having holes through and a covering material Takahisa Hara 1998-06-23
5759464 Methods for manufacturing multilayer moldings Nobuhiro Usui, Satoru Gotoh 1998-06-02
5756017 Method of simulating resin behavior in press molding Yoshiaki Togawa, Masaaki Tsutsubuchi, Yukito Nakamura, Takeo Kitayama 1998-05-26
5714175 Apparatus for producing a multilayer molded article Shohei Masui, Nobuhiro Usui, Toshihiro Hosokawa, Ryuichi Ishitsubo 1998-02-03
5672403 Multilayer molded article Takahisa Hara, Nobuhiro Usui, Shigeyoshi Matubara 1997-09-30
5672309 Method for producing molded article of fiber reinforced thermoplastic resin Shohei Masui, Takahisa Hara, Nobuhiro Usui, Shigeyoshi Matsubara 1997-09-30
5653534 Screw apparatus and method for supplying reinforcing fiber-containing molten resin using the apparatus Takeo Kitayama 1997-08-05
5622667 Process for producing skin-integrated laminate Youichi Fujiyama, Takashi Watanabe, Ryuichi Ishitsubo 1997-04-22
5618607 Plastic-made reinforced structure Yoshiaki Togawa, Makoto Nagata, Tohru Yabe 1997-04-08
5618567 Manufacturing device for producing a multi-layer molded product Takahisa Hara 1997-04-08
5593631 Method for molding resin articles Takahisa Hara, Nobuhiro Usui 1997-01-14
5585061 Method for producing a multilayer molded article Takahisa Hara, Hitoshi Nakada 1996-12-17
5562878 Process for producing skin material laminated hollow molded article using fluid ejection pin Takeo Kitayama, Satoru Funakoshi, Shigeyoshi Matubara 1996-10-08
5543094 Method of forming a multilayer molded article Takahisa Hara, Nobuhiro Usui, Shigeyoshi Matubara 1996-08-06
5525285 Process for producing concrete form made of thermoplastic resin Takeo Kitayama, Shigeyoshi Matsubara 1996-06-11
5509990 Process for producing a multilayer molded article Shohei Masui, Nobuhiro Usui, Toshihiro Hosokawa, Ryuichi Ishitsubo 1996-04-23
5506029 Fiber reinforced thermoplastic resin shaped article Takahisa Hara, Nobuhiro Usui, Takeo Kitayama, Shigeyoshi Matubara 1996-04-09